Chemical Bonding
Molecular geometry and polarity
Nomenclature
The Mole and mole calculations
Vocabulary
100
result from electrical attraction between cations and anions.
What is an ionic bond?
100
Repulsion between sets of valance electrons surrounding an atom will cause these sets to be as far apart as possible.
What is the VSEPR Theory?
100
The number of atoms of each element is denoted by a__________.
What is a subscript?
100
6.022 x 10^23 (the # of particles in exactly one mole of pure substance.
What is Avogadro's Number?
100
a mutual electrical attraction between the nuclei and valance electrons of different atoms that bind the atom together.
What is a chemical bound?
200
The bond that forms water. (H20)
What is covalent bond?
200
Can be determines by the number of bonding groups (pairs of electrons) and the number of nonbonding electron on the central atom.
What is the geometry of a molecule?
200
Simplest version for a compound whose multiple version is known as a molecular formula.
What is the Empirical Formula?
200
The % of the total mass of the compounds that is due to that component.
What is percentage composition?
200
The combining of the orbitals of two or more covalently bonded atoms.
What is hybridization?
300
Non-Polar (3.3-1.7); Polar Covalent (1.7-0.3); Non-Polar Covalent (0.3-0)
What are the different types of bonds?
300
Linear, trigonal, planar, tetrahedral, pyramidal, bent, octahedral.
What are molecular shapes?
300
Write the name of the metal first and then the nonmetal.
How to name Ionic Compounds?
300
# equal to the sum of atomic masses of the atom in a molecule.
What is molar mass?
300
Specific rules and conventions used to name different compounds.
What is nomenclature?
400
Electron-dot notation used to represent molecules.
What is the Lewis Structure?
400
How equally bonding electrons are shared between atoms.
What is polarity?
400
The usage of prefixes and the termination "ide".
How to name molecular compounds?
400
Mass % elements---->assume 100g sample--->Grams of each element---->Use atomic weights--->Moles of each element---->Calculate mole Ratio =
What is Empirical formula?
400
Number assigned to an element in chemical combination that represents the numbers of electrons gained or lost.
What is Oxidation Number?
500
The bond between Sodium and Chloride (Na-Cl)
What is ionic bond?
500
Has a 120 degree bond angle.
What is Planar Triangular?
500
The formula for Sulfur hexafluoride?
What is SF6?
500
Divide the molecular weight by the empirical formula weight to obtain factors.
What is Molecular Formula?
500
Amount of a substance that contains as many particles as there are atoms in exactly 12 g of carbon-12.
What is a mole?
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